Home / 1,629,567.54-2,444,069.43-431,507.07

Finding the Fourth Proportional to 1,629,567.54, 2,444,069.43 and 431,507.07

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Solution

The fourth proportional to 1,629,567.54, 2,444,069.43 and 431,507.07 is: 647,185.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,567.54 : 2,444,069.43 = 431,507.07 : x
  2. Step 2: Convert to fraction form
    1,629,567.54/2,444,069.43 = 431,507.07/x
  3. Step 3: Cross multiply
    1,629,567.54x = 2,444,069.43 × 431,507.07
  4. Step 4: Simplify right side
    1,629,567.54x = 1,054,633,238,615.87
  5. Step 5: Solve for x
    x = 1,054,633,238,615.87/1,629,567.54
  6. Step 6: Final answer
    x = 647,185.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.